Commitment and Contingencies - Smokehouse Creek Complex (Details) $ in Millions	Mar. 31, 2025 USD ($) Claims complaint Period	Dec. 31, 2024 USD ($)
Statement of Financial Position [Abstract]
Amount of insurance coverage	$ 500
Smokehouse Creek Insurance Receivable	$ 285	$ 210
Number of complaints related to the Smokehouse Creek Complex | complaint	25
Number of claims related to the Smokehouse Creek Complex | Claims	225
Number of claims settled related to the Smokehouse Creek Complex | Period	151
Smokehouse probable loss	$ 290	215
Smokehouse settlements reached	113
Smokehouse settlements paid	79	35
Smokehouse remaining liability	211	$ 180
Smokehouse probably loss	$ 290